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friendica/include/import-dfrn.php
Michael Vogel 0390001d4e Added some more logging
2016-02-04 15:53:22 +01:00

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<?php
require_once("include/enotify.php");
require_once("include/threads.php");
require_once("include/socgraph.php");
require_once("include/items.php");
require_once("include/tags.php");
require_once("include/files.php");
class dfrn2 {
const DFRN_TOP_LEVEL = 0;
const DFRN_REPLY = 1;
const DFRN_REPLY_RC = 2;
/**
* @brief Add new birthday event for this person
*
* @param array $contact Contact record
* @param string $birthday Birthday of the contact
*
*/
private function birthday_event($contact, $birthday) {
logger("updating birthday: ".$birthday." for contact ".$contact["id"]);
$bdtext = sprintf(t("%s\'s birthday"), $contact["name"]);
$bdtext2 = sprintf(t("Happy Birthday %s"), " [url=".$contact["url"]."]".$contact["name"]."[/url]") ;
$r = q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`)
VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s') ",
intval($contact["uid"]),
intval($contact["id"]),
dbesc(datetime_convert()),
dbesc(datetime_convert()),
dbesc(datetime_convert("UTC","UTC", $birthday)),
dbesc(datetime_convert("UTC","UTC", $birthday." + 1 day ")),
dbesc($bdtext),
dbesc($bdtext2),
dbesc("birthday")
);
}
/**
* @brief Fetch the author data from head or entry items
*
* @param object $xpath XPath object
* @param object $context In which context should the data be searched
* @param array $importer Record of the importer user mixed with contact of the content
* @param string $element Element name from which the data is fetched
* @param bool $onlyfetch Should the data only be fetched or should it update the contact record as well
*
* @return Returns an array with relevant data of the author
*/
private function fetchauthor($xpath, $context, $importer, $element, $onlyfetch) {
$author = array();
$author["name"] = $xpath->evaluate($element."/atom:name/text()", $context)->item(0)->nodeValue;
$author["link"] = $xpath->evaluate($element."/atom:uri/text()", $context)->item(0)->nodeValue;
$r = q("SELECT `id`, `uid`, `network`, `avatar-date`, `name-date`, `uri-date`, `addr`,
`name`, `nick`, `about`, `location`, `keywords`, `bdyear`, `bd`
FROM `contact` WHERE `uid` = %d AND `nurl` = '%s' AND `network` != '%s'",
intval($importer["uid"]), dbesc(normalise_link($author["link"])), dbesc(NETWORK_STATUSNET));
if ($r) {
$contact = $r[0];
$author["contact-id"] = $r[0]["id"];
$author["network"] = $r[0]["network"];
} else {
$author["contact-id"] = $importer["id"];
$author["network"] = $importer["network"];
$onlyfetch = true;
}
// Until now we aren't serving different sizes - but maybe later
$avatarlist = array();
// @todo check if "avatar" or "photo" would be the best field in the specification
$avatars = $xpath->query($element."/atom:link[@rel='avatar']", $context);
foreach($avatars AS $avatar) {
$href = "";
$width = 0;
foreach($avatar->attributes AS $attributes) {
if ($attributes->name == "href")
$href = $attributes->textContent;
if ($attributes->name == "width")
$width = $attributes->textContent;
if ($attributes->name == "updated")
$contact["avatar-date"] = $attributes->textContent;
}
if (($width > 0) AND ($href != ""))
$avatarlist[$width] = $href;
}
if (count($avatarlist) > 0) {
krsort($avatarlist);
$author["avatar"] = current($avatarlist);
}
if ($r AND !$onlyfetch) {
// When was the last change to name or uri?
$name_element = $xpath->query($element."/atom:name", $context)->item(0);
foreach($name_element->attributes AS $attributes)
if ($attributes->name == "updated")
$contact["name-date"] = $attributes->textContent;
$link_element = $xpath->query($element."/atom:link", $context)->item(0);
foreach($link_element->attributes AS $attributes)
if ($attributes->name == "updated")
$contact["uri-date"] = $attributes->textContent;
// Update contact data
$value = $xpath->evaluate($element."/dfrn:handle/text()", $context)->item(0)->nodeValue;
if ($value != "")
$contact["addr"] = $value;
$value = $xpath->evaluate($element."/poco:displayName/text()", $context)->item(0)->nodeValue;
if ($value != "")
$contact["name"] = $value;
$value = $xpath->evaluate($element."/poco:preferredUsername/text()", $context)->item(0)->nodeValue;
if ($value != "")
$contact["nick"] = $value;
$value = $xpath->evaluate($element."/poco:note/text()", $context)->item(0)->nodeValue;
if ($value != "")
$contact["about"] = $value;
$value = $xpath->evaluate($element."/poco:address/poco:formatted/text()", $context)->item(0)->nodeValue;
if ($value != "")
$contact["location"] = $value;
/// @todo Add support for the following fields that we don't support by now in the contact table:
/// - poco:utcOffset
/// - poco:ims
/// - poco:urls
/// - poco:locality
/// - poco:region
/// - poco:country
// Save the keywords into the contact table
$tags = array();
$tagelements = $xpath->evaluate($element."/poco:tags/text()", $context);
foreach($tagelements AS $tag)
$tags[$tag->nodeValue] = $tag->nodeValue;
if (count($tags))
$contact["keywords"] = implode(", ", $tags);
// "dfrn:birthday" contains the birthday converted to UTC
$old_bdyear = $contact["bdyear"];
$birthday = $xpath->evaluate($element."/dfrn:birthday/text()", $context)->item(0)->nodeValue;
if (strtotime($birthday) > time()) {
$bd_timestamp = strtotime($birthday);
$contact["bdyear"] = date("Y", $bd_timestamp);
}
// "poco:birthday" is the birthday in the format "yyyy-mm-dd"
$value = $xpath->evaluate($element."/poco:birthday/text()", $context)->item(0)->nodeValue;
if (!in_array($value, array("", "0000-00-00"))) {
$bdyear = date("Y");
$value = str_replace("0000", $bdyear, $value);
if (strtotime($value) < time()) {
$value = str_replace($bdyear, $bdyear + 1, $value);
$bdyear = $bdyear + 1;
}
$contact["bd"] = $value;
}
if ($old_bdyear != $contact["bdyear"])
self::birthday_event($contact, $birthday);
// Get all field names
$fields = array();
foreach ($r[0] AS $field => $data)
$fields[$field] = $data;
unset($fields["id"]);
unset($fields["uid"]);
unset($fields["avatar-date"]);
unset($fields["name-date"]);
unset($fields["uri-date"]);
// Update check for this field has to be done differently
$datefields = array("name-date", "uri-date");
foreach ($datefields AS $field)
if (strtotime($contact[$field]) > strtotime($r[0][$field]))
$update = true;
foreach ($fields AS $field => $data)
if ($contact[$field] != $r[0][$field]) {
logger("Difference for contact ".$contact["id"]." in field '".$field."'. Old value: '".$contact[$field]."', new value '".$r[0][$field]."'", LOGGER_DEBUG);
$update = true;
}
if ($update) {
logger("Update contact data for contact ".$contact["id"], LOGGER_DEBUG);
q("UPDATE `contact` SET `name` = '%s', `nick` = '%s', `about` = '%s', `location` = '%s',
`addr` = '%s', `keywords` = '%s', `bdyear` = '%s', `bd` = '%s',
`name-date` = '%s', `uri-date` = '%s'
WHERE `id` = %d AND `network` = '%s'",
dbesc($contact["name"]), dbesc($contact["nick"]), dbesc($contact["about"]), dbesc($contact["location"]),
dbesc($contact["addr"]), dbesc($contact["keywords"]), dbesc($contact["bdyear"]),
dbesc($contact["bd"]), dbesc($contact["name-date"]), dbesc($contact["uri-date"]),
intval($contact["id"]), dbesc($contact["network"]));
}
update_contact_avatar($author["avatar"], $importer["uid"], $contact["id"],
(strtotime($contact["avatar-date"]) > strtotime($r[0]["avatar-date"])));
$contact["generation"] = 2;
$contact["photo"] = $author["avatar"];
update_gcontact($contact);
}
return($author);
}
private function transform_activity($xpath, $activity, $element) {
if (!is_object($activity))
return "";
$obj_doc = new DOMDocument("1.0", "utf-8");
$obj_doc->formatOutput = true;
$obj_element = $obj_doc->createElementNS(NAMESPACE_ATOM1, $element);
$activity_type = $xpath->query("activity:object-type/text()", $activity)->item(0)->nodeValue;
xml_add_element($obj_doc, $obj_element, "type", $activity_type);
$id = $xpath->query("atom:id", $activity)->item(0);
if (is_object($id))
$obj_element->appendChild($obj_doc->importNode($id, true));
$title = $xpath->query("atom:title", $activity)->item(0);
if (is_object($title))
$obj_element->appendChild($obj_doc->importNode($title, true));
$link = $xpath->query("atom:link", $activity)->item(0);
if (is_object($link))
$obj_element->appendChild($obj_doc->importNode($link, true));
$content = $xpath->query("atom:content", $activity)->item(0);
if (is_object($content))
$obj_element->appendChild($obj_doc->importNode($content, true));
$obj_doc->appendChild($obj_element);
$objxml = $obj_doc->saveXML($obj_element);
// @todo This isn't totally clean. We should find a way to transform the namespaces
$objxml = str_replace("<".$element.' xmlns="http://www.w3.org/2005/Atom">', "<".$element.">", $objxml);
return($objxml);
}
private function process_mail($xpath, $mail, $importer) {
logger("Processing mails");
$msg = array();
$msg["uid"] = $importer["importer_uid"];
$msg["from-name"] = $xpath->query("dfrn:sender/dfrn:name/text()", $mail)->item(0)->nodeValue;
$msg["from-url"] = $xpath->query("dfrn:sender/dfrn:uri/text()", $mail)->item(0)->nodeValue;
$msg["from-photo"] = $xpath->query("dfrn:sender/dfrn:avatar/text()", $mail)->item(0)->nodeValue;
$msg["contact-id"] = $importer["id"];
$msg["uri"] = $xpath->query("dfrn:id/text()", $mail)->item(0)->nodeValue;
$msg["parent-uri"] = $xpath->query("dfrn:in-reply-to/text()", $mail)->item(0)->nodeValue;
$msg["created"] = $xpath->query("dfrn:sentdate/text()", $mail)->item(0)->nodeValue;
$msg["title"] = $xpath->query("dfrn:subject/text()", $mail)->item(0)->nodeValue;
$msg["body"] = $xpath->query("dfrn:content/text()", $mail)->item(0)->nodeValue;
$msg["seen"] = 0;
$msg["replied"] = 0;
dbesc_array($msg);
$r = dbq("INSERT INTO `mail` (`".implode("`, `", array_keys($msg))."`) VALUES ('".implode("', '", array_values($msg))."')");
// send notifications.
$notif_params = array(
"type" => NOTIFY_MAIL,
"notify_flags" => $importer["notify-flags"],
"language" => $importer["language"],
"to_name" => $importer["username"],
"to_email" => $importer["email"],
"uid" => $importer["importer_uid"],
"item" => $msg,
"source_name" => $msg["from-name"],
"source_link" => $importer["url"],
"source_photo" => $importer["thumb"],
"verb" => ACTIVITY_POST,
"otype" => "mail"
);
notification($notif_params);
logger("Mail is processed, notification was sent.");
}
private function process_suggestion($xpath, $suggestion, $importer) {
logger("Processing suggestions");
$suggest = array();
$suggest["uid"] = $importer["importer_uid"];
$suggest["cid"] = $importer["id"];
$suggest["url"] = $xpath->query("dfrn:url/text()", $suggestion)->item(0)->nodeValue;
$suggest["name"] = $xpath->query("dfrn:name/text()", $suggestion)->item(0)->nodeValue;
$suggest["photo"] = $xpath->query("dfrn:photo/text()", $suggestion)->item(0)->nodeValue;
$suggest["request"] = $xpath->query("dfrn:request/text()", $suggestion)->item(0)->nodeValue;
$suggest["body"] = $xpath->query("dfrn:note/text()", $suggestion)->item(0)->nodeValue;
// Does our member already have a friend matching this description?
$r = q("SELECT `id` FROM `contact` WHERE `name` = '%s' AND `nurl` = '%s' AND `uid` = %d LIMIT 1",
dbesc($suggest["name"]),
dbesc(normalise_link($suggest["url"])),
intval($suggest["uid"])
);
if(count($r))
return false;
// Do we already have an fcontact record for this person?
$fid = 0;
$r = q("SELECT `id` FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
dbesc($suggest["url"]),
dbesc($suggest["name"]),
dbesc($suggest["request"])
);
if(count($r)) {
$fid = $r[0]["id"];
// OK, we do. Do we already have an introduction for this person ?
$r = q("SELECT `id` FROM `intro` WHERE `uid` = %d AND `fid` = %d LIMIT 1",
intval($suggest["uid"]),
intval($fid)
);
if(count($r))
return false;
}
if(!$fid)
$r = q("INSERT INTO `fcontact` (`name`,`url`,`photo`,`request`) VALUES ('%s', '%s', '%s', '%s')",
dbesc($suggest["name"]),
dbesc($suggest["url"]),
dbesc($suggest["photo"]),
dbesc($suggest["request"])
);
$r = q("SELECT `id` FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
dbesc($suggest["url"]),
dbesc($suggest["name"]),
dbesc($suggest["request"])
);
if(count($r))
$fid = $r[0]["id"];
else
// database record did not get created. Quietly give up.
return false;
$hash = random_string();
$r = q("INSERT INTO `intro` (`uid`, `fid`, `contact-id`, `note`, `hash`, `datetime`, `blocked`)
VALUES(%d, %d, %d, '%s', '%s', '%s', %d)",
intval($suggest["uid"]),
intval($fid),
intval($suggest["cid"]),
dbesc($suggest["body"]),
dbesc($hash),
dbesc(datetime_convert()),
intval(0)
);
notification(array(
"type" => NOTIFY_SUGGEST,
"notify_flags" => $importer["notify-flags"],
"language" => $importer["language"],
"to_name" => $importer["username"],
"to_email" => $importer["email"],
"uid" => $importer["importer_uid"],
"item" => $suggest,
"link" => App::get_baseurl()."/notifications/intros",
"source_name" => $importer["name"],
"source_link" => $importer["url"],
"source_photo" => $importer["photo"],
"verb" => ACTIVITY_REQ_FRIEND,
"otype" => "intro"
));
return true;
}
private function process_relocation($xpath, $relocation, $importer) {
logger("Processing relocations");
$relocate = array();
$relocate["uid"] = $importer["importer_uid"];
$relocate["cid"] = $importer["id"];
$relocate["url"] = $xpath->query("dfrn:url/text()", $relocation)->item(0)->nodeValue;
$relocate["name"] = $xpath->query("dfrn:name/text()", $relocation)->item(0)->nodeValue;
$relocate["photo"] = $xpath->query("dfrn:photo/text()", $relocation)->item(0)->nodeValue;
$relocate["thumb"] = $xpath->query("dfrn:thumb/text()", $relocation)->item(0)->nodeValue;
$relocate["micro"] = $xpath->query("dfrn:micro/text()", $relocation)->item(0)->nodeValue;
$relocate["request"] = $xpath->query("dfrn:request/text()", $relocation)->item(0)->nodeValue;
$relocate["confirm"] = $xpath->query("dfrn:confirm/text()", $relocation)->item(0)->nodeValue;
$relocate["notify"] = $xpath->query("dfrn:notify/text()", $relocation)->item(0)->nodeValue;
$relocate["poll"] = $xpath->query("dfrn:poll/text()", $relocation)->item(0)->nodeValue;
$relocate["sitepubkey"] = $xpath->query("dfrn:sitepubkey/text()", $relocation)->item(0)->nodeValue;
// update contact
$r = q("SELECT `photo`, `url` FROM `contact` WHERE `id` = %d AND `uid` = %d;",
intval($importer["id"]),
intval($importer["importer_uid"]));
if (!$r)
return false;
$old = $r[0];
$x = q("UPDATE `contact` SET
`name` = '%s',
`photo` = '%s',
`thumb` = '%s',
`micro` = '%s',
`url` = '%s',
`nurl` = '%s',
`request` = '%s',
`confirm` = '%s',
`notify` = '%s',
`poll` = '%s',
`site-pubkey` = '%s'
WHERE `id` = %d AND `uid` = %d;",
dbesc($relocate["name"]),
dbesc($relocate["photo"]),
dbesc($relocate["thumb"]),
dbesc($relocate["micro"]),
dbesc($relocate["url"]),
dbesc(normalise_link($relocate["url"])),
dbesc($relocate["request"]),
dbesc($relocate["confirm"]),
dbesc($relocate["notify"]),
dbesc($relocate["poll"]),
dbesc($relocate["sitepubkey"]),
intval($importer["id"]),
intval($importer["importer_uid"]));
if ($x === false)
return false;
// update items
$fields = array(
'owner-link' => array($old["url"], $relocate["url"]),
'author-link' => array($old["url"], $relocate["url"]),
'owner-avatar' => array($old["photo"], $relocate["photo"]),
'author-avatar' => array($old["photo"], $relocate["photo"]),
);
foreach ($fields as $n=>$f){
$x = q("UPDATE `item` SET `%s` = '%s' WHERE `%s` = '%s' AND `uid` = %d",
$n, dbesc($f[1]),
$n, dbesc($f[0]),
intval($importer["importer_uid"]));
if ($x === false)
return false;
}
/// @TODO
/// merge with current record, current contents have priority
/// update record, set url-updated
/// update profile photos
/// schedule a scan?
return true;
}
private function update_content($current, $item, $importer, $entrytype) {
$changed = false;
if (edited_timestamp_is_newer($current, $item)) {
// do not accept (ignore) an earlier edit than one we currently have.
if(datetime_convert("UTC","UTC",$item["edited"]) < $current["edited"])
return(false);
$r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s', `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d",
dbesc($item["title"]),
dbesc($item["body"]),
dbesc($item["tag"]),
dbesc(datetime_convert("UTC","UTC",$item["edited"])),
dbesc(datetime_convert()),
dbesc($item["uri"]),
intval($importer["importer_uid"])
);
create_tags_from_itemuri($item["uri"], $importer["importer_uid"]);
update_thread_uri($item["uri"], $importer["importer_uid"]);
$changed = true;
if ($entrytype == DFRN_REPLY_RC)
proc_run("php", "include/notifier.php","comment-import", $current["id"]);
}
// update last-child if it changes
if($item["last-child"] AND ($item["last-child"] != $current["last-child"])) {
$r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
dbesc(datetime_convert()),
dbesc($item["parent-uri"]),
intval($importer["importer_uid"])
);
$r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d",
intval($item["last-child"]),
dbesc(datetime_convert()),
dbesc($item["uri"]),
intval($importer["importer_uid"])
);
}
return $changed;
}
private function get_entry_type($importer, $item) {
if ($item["parent-uri"] != $item["uri"]) {
$community = false;
if($importer["page-flags"] == PAGE_COMMUNITY || $importer["page-flags"] == PAGE_PRVGROUP) {
$sql_extra = "";
$community = true;
logger("possible community action");
} else
$sql_extra = " AND `contact`.`self` AND `item`.`wall` ";
// was the top-level post for this action written by somebody on this site?
// Specifically, the recipient?
$is_a_remote_action = false;
$r = q("SELECT `item`.`parent-uri` FROM `item`
WHERE `item`.`uri` = '%s'
LIMIT 1",
dbesc($item["parent-uri"])
);
if($r && count($r)) {
$r = q("SELECT `item`.`forum_mode`, `item`.`wall` FROM `item`
INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' OR `item`.`thr-parent` = '%s')
AND `item`.`uid` = %d
$sql_extra
LIMIT 1",
dbesc($r[0]["parent-uri"]),
dbesc($r[0]["parent-uri"]),
dbesc($r[0]["parent-uri"]),
intval($importer["importer_uid"])
);
if($r && count($r))
$is_a_remote_action = true;
}
// Does this have the characteristics of a community or private group action?
// If it's an action to a wall post on a community/prvgroup page it's a
// valid community action. Also forum_mode makes it valid for sure.
// If neither, it's not.
if($is_a_remote_action && $community) {
if((!$r[0]["forum_mode"]) && (!$r[0]["wall"])) {
$is_a_remote_action = false;
logger("not a community action");
}
}
if ($is_a_remote_action)
return DFRN_REPLY_RC;
else
return DFRN_REPLY;
} else
return DFRN_TOP_LEVEL;
}
private function do_poke($item, $importer, $posted_id) {
$verb = urldecode(substr($item["verb"],strpos($item["verb"], "#")+1));
if(!$verb)
return;
$xo = parse_xml_string($item["object"],false);
if(($xo->type == ACTIVITY_OBJ_PERSON) && ($xo->id)) {
// somebody was poked/prodded. Was it me?
$links = parse_xml_string("<links>".unxmlify($xo->link)."</links>",false);
foreach($links->link as $l) {
$atts = $l->attributes();
switch($atts["rel"]) {
case "alternate":
$Blink = $atts["href"];
break;
default:
break;
}
}
if($Blink && link_compare($Blink,$a->get_baseurl()."/profile/".$importer["nickname"])) {
// send a notification
notification(array(
"type" => NOTIFY_POKE,
"notify_flags" => $importer["notify-flags"],
"language" => $importer["language"],
"to_name" => $importer["username"],
"to_email" => $importer["email"],
"uid" => $importer["importer_uid"],
"item" => $item,
"link" => $a->get_baseurl()."/display/".urlencode(get_item_guid($posted_id)),
"source_name" => stripslashes($item["author-name"]),
"source_link" => $item["author-link"],
"source_photo" => ((link_compare($item["author-link"],$importer["url"]))
? $importer["thumb"] : $item["author-avatar"]),
"verb" => $item["verb"],
"otype" => "person",
"activity" => $verb,
"parent" => $item["parent"]
));
}
}
}
private function process_entry($header, $xpath, $entry, $importer) {
logger("Processing entries");
$item = $header;
// Get the uri
$item["uri"] = $xpath->query("atom:id/text()", $entry)->item(0)->nodeValue;
// Fetch the owner
$owner = self::fetchauthor($xpath, $entry, $importer, "dfrn:owner", true);
$item["owner-name"] = $owner["name"];
$item["owner-link"] = $owner["link"];
$item["owner-avatar"] = $owner["avatar"];
// fetch the author
$author = self::fetchauthor($xpath, $entry, $importer, "atom:author", true);
$item["author-name"] = $author["name"];
$item["author-link"] = $author["link"];
$item["author-avatar"] = $author["avatar"];
$item["title"] = $xpath->query("atom:title/text()", $entry)->item(0)->nodeValue;
$item["created"] = $xpath->query("atom:published/text()", $entry)->item(0)->nodeValue;
$item["edited"] = $xpath->query("atom:updated/text()", $entry)->item(0)->nodeValue;
$item["body"] = $xpath->query("dfrn:env/text()", $entry)->item(0)->nodeValue;
$item["body"] = str_replace(array(' ',"\t","\r","\n"), array('','','',''),$item["body"]);
// make sure nobody is trying to sneak some html tags by us
$item["body"] = notags(base64url_decode($item["body"]));
$item["body"] = limit_body_size($item["body"]);
/// @todo Do we need the old check for HTML elements?
// We don't need the content element since "dfrn:env" is always present
//$item["body"] = $xpath->query("atom:content/text()", $entry)->item(0)->nodeValue;
$item["last-child"] = $xpath->query("dfrn:comment-allow/text()", $entry)->item(0)->nodeValue;
$item["location"] = $xpath->query("dfrn:location/text()", $entry)->item(0)->nodeValue;
$georsspoint = $xpath->query("georss:point", $entry);
if ($georsspoint)
$item["coord"] = $georsspoint->item(0)->nodeValue;
$item["private"] = $xpath->query("dfrn:private/text()", $entry)->item(0)->nodeValue;
$item["extid"] = $xpath->query("dfrn:extid/text()", $entry)->item(0)->nodeValue;
if ($xpath->query("dfrn:extid/text()", $entry)->item(0)->nodeValue == "true")
$item["bookmark"] = true;
$notice_info = $xpath->query("statusnet:notice_info", $entry);
if ($notice_info AND ($notice_info->length > 0)) {
foreach($notice_info->item(0)->attributes AS $attributes) {
if ($attributes->name == "source")
$item["app"] = strip_tags($attributes->textContent);
}
}
$item["guid"] = $xpath->query("dfrn:diaspora_guid/text()", $entry)->item(0)->nodeValue;
// We store the data from "dfrn:diaspora_signature" in a different table, this is done in "item_store"
$item["dsprsig"] = unxmlify($xpath->query("dfrn:diaspora_signature/text()", $entry)->item(0)->nodeValue);
$item["verb"] = $xpath->query("activity:verb/text()", $entry)->item(0)->nodeValue;
if ($xpath->query("activity:object-type/text()", $entry)->item(0)->nodeValue != "")
$item["object-type"] = $xpath->query("activity:object-type/text()", $entry)->item(0)->nodeValue;
$object = $xpath->query("activity:object", $entry)->item(0);
$item["object"] = self::transform_activity($xpath, $object, "object");
$target = $xpath->query("activity:target", $entry)->item(0);
$item["target"] = self::transform_activity($xpath, $target, "target");
$categories = $xpath->query("atom:category", $entry);
if ($categories) {
foreach ($categories AS $category) {
foreach($category->attributes AS $attributes)
if ($attributes->name == "term") {
$term = $attributes->textContent;
if(strlen($item["tag"]))
$item["tag"] .= ",";
$item["tag"] .= "#[url=".App::get_baseurl()."/search?tag=".$term."]".$term."[/url]";
}
}
}
$enclosure = "";
$links = $xpath->query("atom:link", $entry);
if ($links) {
$rel = "";
$href = "";
$type = "";
$length = "0";
$title = "";
foreach ($links AS $link) {
foreach($link->attributes AS $attributes) {
if ($attributes->name == "href")
$href = $attributes->textContent;
if ($attributes->name == "rel")
$rel = $attributes->textContent;
if ($attributes->name == "type")
$type = $attributes->textContent;
if ($attributes->name == "length")
$length = $attributes->textContent;
if ($attributes->name == "title")
$title = $attributes->textContent;
}
if (($rel != "") AND ($href != ""))
switch($rel) {
case "alternate":
$item["plink"] = $href;
break;
case "enclosure":
$enclosure = $href;
if(strlen($item["attach"]))
$item["attach"] .= ",";
$item["attach"] .= '[attach]href="'.$href.'" length="'.$length.'" type="'.$type.'" title="'.$title.'"[/attach]';
break;
}
}
}
// Is it a reply or a top level posting?
$item["parent-uri"] = $item["uri"];
$inreplyto = $xpath->query("thr:in-reply-to", $entry);
if (is_object($inreplyto->item(0)))
foreach($inreplyto->item(0)->attributes AS $attributes)
if ($attributes->name == "ref")
$item["parent-uri"] = $attributes->textContent;
// Get the type of the item (Top level post, reply or remote reply)
$entrytype = self::get_entry_type($importer, $item);
// Now assign the rest of the values that depend on the type of the message
if (in_array($entrytype, array(DFRN_REPLY, DFRN_REPLY_RC))) {
if (!isset($item["object-type"]))
$item["object-type"] = ACTIVITY_OBJ_COMMENT;
if ($item["contact-id"] != $owner["contact-id"])
$item["contact-id"] = $owner["contact-id"];
if (($item["network"] != $owner["network"]) AND ($owner["network"] != ""))
$item["network"] = $owner["network"];
if ($item["contact-id"] != $author["contact-id"])
$item["contact-id"] = $author["contact-id"];
if (($item["network"] != $author["network"]) AND ($author["network"] != ""))
$item["network"] = $author["network"];
}
if ($entrytype == DFRN_REPLY_RC) {
$item["type"] = "remote-comment";
$item["wall"] = 1;
} else {
// The Diaspora signature is only stored in replies
// Since this isn't a field in the item table this would create a bug when inserting this in the item table
unset($item["dsprsig"]);
if (!isset($item["object-type"]))
$item["object-type"] = ACTIVITY_OBJ_NOTE;
if ($item["object-type"] === ACTIVITY_OBJ_EVENT) {
$ev = bbtoevent($item["body"]);
if((x($ev, "desc") || x($ev, "summary")) && x($ev, "start")) {
$ev["cid"] = $importer["id"];
$ev["uid"] = $importer["uid"];
$ev["uri"] = $item["uri"];
$ev["edited"] = $item["edited"];
$ev['private'] = $item['private'];
$ev["guid"] = $item["guid"];
$r = q("SELECT `id` FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
dbesc($item["uri"]),
intval($importer["uid"])
);
if(count($r))
$ev["id"] = $r[0]["id"];
$xyz = event_store($ev);
logger("Event ".$ev["id"]." was stored", LOGGER_DEBUG);
return;
}
}
}
$r = q("SELECT `id`, `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
dbesc($item["uri"]),
intval($importer["importer_uid"])
);
// Update content if 'updated' changes
if(count($r)) {
if (self::update_content($r[0], $item, $importer, $entrytype))
logger("Item ".$item["uri"]." was updated.", LOGGER_DEBUG);
else
logger("Item ".$item["uri"]." already existed.", LOGGER_DEBUG);
return;
}
if (in_array($entrytype, array(DFRN_REPLY, DFRN_REPLY_RC))) {
if($importer["rel"] == CONTACT_IS_FOLLOWER) {
logger("Contact ".$importer["id"]." is only follower. Quitting", LOGGER_DEBUG);
return;
}
if(($item["verb"] === ACTIVITY_LIKE)
|| ($item["verb"] === ACTIVITY_DISLIKE)
|| ($item["verb"] === ACTIVITY_ATTEND)
|| ($item["verb"] === ACTIVITY_ATTENDNO)
|| ($item["verb"] === ACTIVITY_ATTENDMAYBE)) {
$is_like = true;
$item["type"] = "activity";
$item["gravity"] = GRAVITY_LIKE;
// only one like or dislike per person
// splitted into two queries for performance issues
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `author-link` = '%s' AND `verb` = '%s' AND `parent-uri` = '%s' AND NOT `deleted` LIMIT 1",
intval($item["uid"]),
dbesc($item["author-link"]),
dbesc($item["verb"]),
dbesc($item["parent-uri"])
);
if($r && count($r))
return;
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `author-link` = '%s' AND `verb` = '%s' AND `thr-parent` = '%s' AND NOT `deleted` LIMIT 1",
intval($item["uid"]),
dbesc($item["author-link"]),
dbesc($item["verb"]),
dbesc($item["parent-uri"])
);
if($r && count($r))
return;
} else
$is_like = false;
if(($item["verb"] === ACTIVITY_TAG) && ($item["object-type"] === ACTIVITY_OBJ_TAGTERM)) {
$xo = parse_xml_string($item["object"],false);
$xt = parse_xml_string($item["target"],false);
if($xt->type == ACTIVITY_OBJ_NOTE) {
$r = q("SELECT `id`, `tag` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
dbesc($xt->id),
intval($importer["importer_uid"])
);
if(!count($r))
return;
// extract tag, if not duplicate, add to parent item
if($xo->content) {
if(!(stristr($r[0]["tag"],trim($xo->content)))) {
q("UPDATE `item` SET `tag` = '%s' WHERE `id` = %d",
dbesc($r[0]["tag"] . (strlen($r[0]["tag"]) ? ',' : '') . '#[url=' . $xo->id . ']'. $xo->content . '[/url]'),
intval($r[0]["id"])
);
create_tags_from_item($r[0]["id"]);
}
}
}
}
$posted_id = item_store($item);
$parent = 0;
if($posted_id) {
logger("Reply from contact ".$item["contact-id"]." was stored with id ".$posted_id, LOGGER_DEBUG);
$item["id"] = $posted_id;
$r = q("SELECT `parent`, `parent-uri` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($posted_id),
intval($importer["importer_uid"])
);
if(count($r)) {
$parent = $r[0]["parent"];
$parent_uri = $r[0]["parent-uri"];
}
if(!$is_like) {
$r1 = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `uid` = %d AND `parent` = %d",
dbesc(datetime_convert()),
intval($importer["importer_uid"]),
intval($r[0]["parent"])
);
$r2 = q("UPDATE `item` SET `last-child` = 1, `changed` = '%s' WHERE `uid` = %d AND `id` = %d",
dbesc(datetime_convert()),
intval($importer["importer_uid"]),
intval($posted_id)
);
}
if($posted_id AND $parent AND ($entrytype == DFRN_REPLY_RC)) {
logger("Notifying followers about comment ".$posted_id, LOGGER_DEBUG);
proc_run("php", "include/notifier.php", "comment-import", $posted_id);
}
return true;
}
} else {
if(!link_compare($item["owner-link"],$importer["url"])) {
/// @todo Check if this is really used
// The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
// but otherwise there's a possible data mixup on the sender's system.
// the tgroup delivery code called from item_store will correct it if it's a forum,
// but we're going to unconditionally correct it here so that the post will always be owned by our contact.
logger('Correcting item owner.', LOGGER_DEBUG);
$item["owner-name"] = $importer["senderName"];
$item["owner-link"] = $importer["url"];
$item["owner-avatar"] = $importer["thumb"];
}
if(($importer["rel"] == CONTACT_IS_FOLLOWER) && (!tgroup_check($importer["importer_uid"], $item)))
return;
// This is my contact on another system, but it's really me.
// Turn this into a wall post.
$notify = item_is_remote_self($importer, $item);
$posted_id = item_store($item, false, $notify);
logger("Item was stored with id ".$posted_id, LOGGER_DEBUG);
if(stristr($item["verb"],ACTIVITY_POKE))
self::do_poke($item, $importer, $posted_id);
}
}
private function process_deletion($header, $xpath, $deletion, $importer) {
logger("Processing deletions");
foreach($deletion->attributes AS $attributes) {
if ($attributes->name == "ref")
$uri = $attributes->textContent;
if ($attributes->name == "when")
$when = $attributes->textContent;
}
if ($when)
$when = datetime_convert("UTC", "UTC", $when, "Y-m-d H:i:s");
else
$when = datetime_convert("UTC", "UTC", "now", "Y-m-d H:i:s");
if (!$uri OR !$importer["id"])
return false;
/// @todo Only select the used fields
$r = q("SELECT `item`.*, `contact`.`self` FROM `item` INNER JOIN `contact` on `item`.`contact-id` = `contact`.`id`
WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1",
dbesc($uri),
intval($importer["uid"]),
intval($importer["id"])
);
if(!count($r)) {
logger("Item with uri ".$uri." from contact ".$importer["id"]." for user ".$importer["uid"]." wasn't found.", LOGGER_DEBUG);
return;
} else {
$item = $r[0];
$entrytype = self::get_entry_type($importer, $item);
if(!$item["deleted"])
logger('deleting item '.$item["id"].' uri='.$uri, LOGGER_DEBUG);
else
return;
if($item["object-type"] === ACTIVITY_OBJ_EVENT) {
logger("Deleting event ".$item["event-id"], LOGGER_DEBUG);
event_delete($item["event-id"]);
}
if(($item["verb"] === ACTIVITY_TAG) && ($item["object-type"] === ACTIVITY_OBJ_TAGTERM)) {
$xo = parse_xml_string($item["object"],false);
$xt = parse_xml_string($item["target"],false);
if($xt->type === ACTIVITY_OBJ_NOTE) {
$i = q("SELECT `id`, `contact-id`, `tag` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
dbesc($xt->id),
intval($importer["importer_uid"])
);
if(count($i)) {
// For tags, the owner cannot remove the tag on the author's copy of the post.
$owner_remove = (($item["contact-id"] == $i[0]["contact-id"]) ? true: false);
$author_remove = (($item["origin"] && $item["self"]) ? true : false);
$author_copy = (($item["origin"]) ? true : false);
if($owner_remove && $author_copy)
return;
if($author_remove || $owner_remove) {
$tags = explode(',',$i[0]["tag"]);
$newtags = array();
if(count($tags)) {
foreach($tags as $tag)
if(trim($tag) !== trim($xo->body))
$newtags[] = trim($tag);
}
q("UPDATE `item` SET `tag` = '%s' WHERE `id` = %d",
dbesc(implode(',',$newtags)),
intval($i[0]["id"])
);
create_tags_from_item($i[0]["id"]);
}
}
}
}
if($entrytype == DFRN_TOP_LEVEL) {
$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
`body` = '', `title` = ''
WHERE `parent-uri` = '%s' AND `uid` = %d",
dbesc($when),
dbesc(datetime_convert()),
dbesc($uri),
intval($importer["uid"])
);
create_tags_from_itemuri($uri, $importer["uid"]);
create_files_from_itemuri($uri, $importer["uid"]);
update_thread_uri($uri, $importer["uid"]);
} else {
$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
`body` = '', `title` = ''
WHERE `uri` = '%s' AND `uid` = %d",
dbesc($when),
dbesc(datetime_convert()),
dbesc($uri),
intval($importer["uid"])
);
create_tags_from_itemuri($uri, $importer["uid"]);
create_files_from_itemuri($uri, $importer["uid"]);
update_thread_uri($uri, $importer["importer_uid"]);
if($item["last-child"]) {
// ensure that last-child is set in case the comment that had it just got wiped.
q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
dbesc(datetime_convert()),
dbesc($item["parent-uri"]),
intval($item["uid"])
);
// who is the last child now?
$r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `moderated` = 0 AND `uid` = %d
ORDER BY `created` DESC LIMIT 1",
dbesc($item["parent-uri"]),
intval($importer["uid"])
);
if(count($r)) {
q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d",
intval($r[0]["id"])
);
}
}
// if this is a relayed delete, propagate it to other recipients
if($entrytype == DFRN_REPLY_RC) {
logger("Notifying followers about deletion of post ".$item["id"], LOGGER_DEBUG);
proc_run("php", "include/notifier.php","drop", $item["id"]);
}
}
}
}
/**
* @brief Imports a DFRN message
*
* @param text $xml The DFRN message
* @param array $importer Record of the importer user mixed with contact of the content
* @param bool $sort_by_date Is used when feeds are polled
*/
function import($xml,$importer, $sort_by_date = false) {
if ($xml == "")
return;
if($importer["readonly"]) {
// We aren't receiving stuff from this person. But we will quietly ignore them
// rather than a blatant "go away" message.
logger('ignoring contact '.$importer["id"]);
return;
}
$doc = new DOMDocument();
@$doc->loadXML($xml);
$xpath = new DomXPath($doc);
$xpath->registerNamespace("atom", NAMESPACE_ATOM1);
$xpath->registerNamespace("thr", NAMESPACE_THREAD);
$xpath->registerNamespace("at", NAMESPACE_TOMB);
$xpath->registerNamespace("media", NAMESPACE_MEDIA);
$xpath->registerNamespace("dfrn", NAMESPACE_DFRN);
$xpath->registerNamespace("activity", NAMESPACE_ACTIVITY);
$xpath->registerNamespace("georss", NAMESPACE_GEORSS);
$xpath->registerNamespace("poco", NAMESPACE_POCO);
$xpath->registerNamespace("ostatus", NAMESPACE_OSTATUS);
$xpath->registerNamespace("statusnet", NAMESPACE_STATUSNET);
$header = array();
$header["uid"] = $importer["uid"];
$header["network"] = NETWORK_DFRN;
$header["type"] = "remote";
$header["wall"] = 0;
$header["origin"] = 0;
$header["contact-id"] = $importer["id"];
// Update the contact table if the data has changed
// Only the "dfrn:owner" in the head section contains all data
self::fetchauthor($xpath, $doc->firstChild, $importer, "dfrn:owner", false);
logger("Import DFRN message for user ".$importer["uid"]." from contact ".$importer["id"], LOGGER_DEBUG);
// is it a public forum? Private forums aren't supported by now with this method
$forum = intval($xpath->evaluate("/atom:feed/dfrn:community/text()", $context)->item(0)->nodeValue);
if ($forum)
q("UPDATE `contact` SET `forum` = %d WHERE `forum` != %d AND `id` = %d",
intval($forum), intval($forum),
intval($importer["id"])
);
$mails = $xpath->query("/atom:feed/dfrn:mail");
foreach ($mails AS $mail)
self::process_mail($xpath, $mail, $importer);
$suggestions = $xpath->query("/atom:feed/dfrn:suggest");
foreach ($suggestions AS $suggestion)
self::process_suggestion($xpath, $suggestion, $importer);
$relocations = $xpath->query("/atom:feed/dfrn:relocate");
foreach ($relocations AS $relocation)
self::process_relocation($xpath, $relocation, $importer);
$deletions = $xpath->query("/atom:feed/at:deleted-entry");
foreach ($deletions AS $deletion)
self::process_deletion($header, $xpath, $deletion, $importer);
$entries = $xpath->query("/atom:feed/atom:entry");
foreach ($entries AS $entry)
self::process_entry($header, $xpath, $entry, $importer);
}
}
?>
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